import turtle
def draw_pentagram(size):
“”"
绘制五角星
“”"
# 计数器
count = 1
while count <= 5:
turtle.forward(size)
turtle.right(144)
#count = count + 1
count += 1
def main():
“”"
主函数
“”"
turtle.penup()
turtle.backward(200)
turtle.pendown()
turtle.pensize(2)
turtle.pencolor('red')
size = 50
while size <= 100:
#调用函数
draw_pentagram(size)
#size = size + 10
size += 10
# +=, -+ , *= , /=
turtle.exitonclick()
if name == ‘main’:
main()